• Oil drilling tube induction hardening tempering production line
  • Oil drilling tube induction hardening tempering production line
  • Oil drilling tube induction hardening tempering production line
  • Oil drilling tube induction hardening tempering production line
  • Oil drilling tube induction hardening tempering production line
  • Oil drilling tube induction hardening tempering production line
  • Oil drilling tube induction hardening tempering production line
  • Oil drilling tube induction hardening tempering production line

Oil drilling tube induction hardening tempering production line

USD $3000 - $200000 / Set
1 Set(Min.Order)
  • 1000 Set / Sets per Month
  • tian jin
  • T/T L/C
  • 40 days